The 12AX7-DK6 is a high-gain, low-noise dual triode vacuum tube designed for use in audio amplifiers and other preamplification applications. The tube features two independent triode sections- each of which has a cathode and cathode followers with separate control grids, a high voltage anode, and a suppressor grid. The 12AX7-DK6 tube has a high maximum plate voltage rating of 800 volts, high input sensitivity and wide gain range, low internal trans-conductance, and a low noise figure. It has excellent characteristics for stage gain control, reverb and distortion effects, and high quality audio reproduction.